* Minor text improvements to faq.rst
* Fixed minor mistake to faq.rst
* Minor grammar fixes to troubleshooting.rst
* Minor grammar improvements to quickstart.rst
* Minor text changes to install.rst
* Improved text in multiple-sites.rst
* Misspelled word
* Minor text changes
Store a random session key used to sign and verify comment ownership
once the database is initialized, not on every application startup.
Currently fixed session keys in [general] session-key are migrated into
the database on startup. The configuration parser will notice you about
the change and suggest you to remove this option.
jasdeepgill